Microsoft Dynamics AX 2012 Development Cookbook

Creating a custom service

A custom service in Dynamics AX allows any X++ logic to be exposed as a service. Custom services are normal X++ classes decorated with attributes, which allow any existing methods to be exposed as service operations without writing any additional code.

In this recipe, we will create a new custom service with a single, simple operation. The operation will accept currency code and return the currency description.

How to do it...

Carry out the following steps in order to complete this recipe:

1. In the AOT, create a new class named CustomCurrencyService with the following code:

   class CustomCurrencyService { } [SysEntryPointAttribute] public CurrencyName getCurrencyName(CurrencyCode _currencyCode) { return Currency::find(_currencyCode).Txt; ...